DT Postcode Area for the Dorchester Region

A wide range of spatial data has been analysed to present this overview. If you would like anything added, please contact us.

This section of the site is all about the DT Postcode area, also known as the Dorchester Postal Area. Explore links to the next level to learn more about specific postcode districts such as DT1.

Map of the DT Postcode for Dorchester

Map of The DT Postcode Area
Terrain Map of the DT - Dorhester Postcode.
Detailed map of the DT Postcode Area
Detailed map showing districts and posttowns in the DT Dorchester Area
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Map of the DT Dorchester Postcode Area

Explore the postcode area by using our interactive map.


Quick Facts about the DT Postcode

DT Area Statistics
Width from East to West 44.20 mi
Height from North to South 35.51 mi
Area of DT 645.48 mi²
Maximum Width 46.85 mi
Perimeter of Postcode Area 206.41 mi
Number of Postcode Districts 11
Number of Postcode Sectors 39
Number of Post Towns 9
Number of Postcodes 7,819
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The DT postcode area represents a group of 11 postal districts in the Dorchester area of the United Kingdom. The area code stands for the letters d and t in DorchesTer. The area has a population of 213,203 and covers an area of 1,664,433 hectares. Fun fact: 0.33% of the population of Great Britain lives in this area.

The postcode area falls within the following counties: Dorset (97.17%), Somerset (1.75%), Devon (1.08%).

Where is the DT Postcode Area?

The DT Dorchester Postcode is in the South West of England.. The postal area borders the following neighbouring postal areas: TA - Taunton, SP - Salisbury, EX - Exeter, BH - Bournemouth and BA - Bath, It also borders The English Channel,


Map Showing Location of the postcode area
Where is the postcode area?
A word cloud for the postcode area
A word cloud for the area

How built up is the Postcode Area?

I've calculated the total area covered by building footprints within the postcode area.
By analyzing this against the total area, I've determined the percentage of the area that's developed, this will give you an idea of how urban or rural the postcode region is.
The higher the percentage the more urban the area is. For example the least urban district is DT2 and the most urban is DT1.

Building Area Summary
Postcode District Total Area (m²) Footprint Area (m²) Built Percentage %
DT2 607,583,187 3,217,166 0.53%
DT11 331,864,659 2,528,651 0.76%
DT8 82,687,249 674,026 0.82%
DT9 194,968,558 1,984,279 1.02%
DT10 116,433,771 1,316,445 1.13%
DT6 174,688,596 1,967,541 1.13%
DT3 93,469,377 1,505,127 1.61%
DT7 24,678,221 441,660 1.79%
DT5 11,177,854 657,742 5.88%
DT4 14,283,864 1,666,935 11.67%
DT1 7,543,197 1,053,890 13.97%
Total 1,659,378,533 (m²) 17,013,462 (m²) 1.03%
Map of the DT Postcode Area

A map showing the boundary of DT in relation to other areas

There are 11 towns within the Dorchester postcode area.

Map of Posttowns in the DT
Map of Posttowns in the DT Postal Area
Area of the DT postcode area
Unit Area²
Hectares 1,664,433²
Miles 6,426²
Feet 179,157,903,687²
Kilometres 16,644²

Postal Delivery Offices Serving the Postcode Area

  • Blandford Forum Delivery Office
  • Bridport Delivery Office
  • Dorchester Delivery Office
  • Lyme Regis Scale Payment Delivery Office
  • Portland Delivery Office
  • Sherborne Delivery Office
  • Sturminster Newton Delivery Office
  • Weymouth Delivery Office

Tourist Attractions within the Area

Nearby Postcodes

Towns and Villages within the Area